blood_stone

local chest = peripheral.wrap("left")
 chest.condenseItems()

for i=1,27 do
  local slot = chest.getStackInSlot(i)
  print(slot.name.." is in slot "..i)
  if slot.name=="stone" then
    while chest.getStackInSlot(i)~=nil do
--    local slot = chest.getStackInSlot(i)
-- just don't mess with inventory when it's running
--     print(slot.name.." is in slot "..i)
--     if slot.name=="stone" then
      print("pushing stone from "..i)
      chest.pushItem("down",i,1)
      sleep(5)
    end
--    sleep(10)
  end
end